2027 ICD-10-CM Diagnosis Code Q70.10Webbed fingers, unspecified hand
ICD-10-CM Codes›Q00-Q99›Q65-Q79›Q70
- Billable — Valid for Submission
- POA Exempt
- Chronic Condition
Q70.10 is a billable ICD-10-CM diagnosis code for webbed fingers, unspecified hand. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 564 through 566. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Musculoskeletal congenital conditions.
Code Identity
Code Classification
Present on Admission (POA)Billing
Q70.10 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review the other POA exempt codes in Congenital malformations and deformations of the musculoskeletal system (Q65-Q79).
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Complete cutaneous syndactyly of all digits of hand
- Cutaneous syndactyly of middle finger and ring finger
- Preaxial digit brachydactyly, webbed fingers
- Simple syndactyly of fingers
- Simple syndactyly of fingers - first web
- Simple syndactyly of fingers - second to fourth web
- Symbrachydactyly
- Symbrachydactyly of digit of hand
- Syndactyly of fingers
- Syndactyly type 3
- Webbed fingers
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to Q70.10: its own notes plus those printed at Chapter 17. A note printed at a category, block or chapter applies to every code under it.
Excludes2
Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.
Notes
General instructions on how these codes are used.
- Codes from this chapter are not for use on maternal records
Source: CMS ICD-10-CM Tabular List. How to read instructional notes.
Referenced in Other NotesGuidance
Instructional notes printed at other codes that name Q70.10, its category, or a range that includes it.
Excludes1 3
These codes carry an Excludes1 note naming Q70.10: they are not reported together with it, unless the two conditions are unrelated.
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Clinical InformationClinical
Syndactyly
a congenital anomaly of the hand or foot, marked by the webbing between adjacent fingers or toes. syndactylies are classified as complete or incomplete by the degree of joining. syndactylies can also be simple or complex. simple syndactyly indicates joining of only skin or soft tissue; complex syndactyly marks joining of bony elements.
Patient EducationClinical
Birth Defects
A birth defect is a problem that happens while a baby is developing in the mother's body. Most birth defects happen during the first 3 months of pregnancy. One out of every 33 babies in the United States is born with a birth defect.
The full article covers:
- What are birth defects?
- What causes birth defects?
- Who is at risk of having a baby with birth defects?
- How are birth defects diagnosed?
- What are the treatments for birth defects?
- Can birth defects be prevented?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert Q70.10 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About Q70.10Overview
What is the ICD-10 code for webbed fingers, unspecified hand?
The ICD-10-CM code for webbed fingers, unspecified hand is Q70.10 (sometimes written as Q7010). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
Is Q70.10 (Webbed fingers) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report webbed fingers, unspecified hand on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
What MS-DRG does Q70.10 group to?
When webbed fingers, unspecified hand is the principal diagnosis on an inpatient stay, it groups to MS-DRG 564, 566, 565, with relative weights from 0.7374 to 1.4909 depending on complications. Higher weights mean higher Medicare reimbursement.
Is Q70.10 exempt from POA reporting?
Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for webbed fingers, unspecified hand on inpatient claims. The code appears in the Congenital malformations and deformations of the musculoskeletal system (Q65-Q79) range of the CMS exempt list.
What is the ICD-9 equivalent of Q70.10?
Under the General Equivalence Mappings, webbed fingers, unspecified hand converts to ICD-9-CM 755.11 (syndactyl fing-no fusion). The mapping is approximate, so confirm the match fits the documentation.
